#F0F055#F0F055

#F0F055 is a very light, vivid yellow. Relative luminance 0.815; OKLCH L 92.8% C 0.171 H 109.3°. Best body text is #000000 at 17.30:1 contrast (WCAG AA passes).

Color values

HEX	#F0F055
RGB	rgb(240, 240, 85)
HSL	hsl(60, 84%, 64%)
HSV	hsv(60, 65%, 94%)
CMYK	cmyk(0%, 0%, 64.6%, 5.9%)
CIE-LAB	lab(92.36, -18.25, 71.81)
CIE-LCH	lch(92.36, 74.09, 104.26°)
OKLab	oklab(92.78% -0.0567 0.1617)
OKLCH	oklch(92.78% 0.171 109.3)
XYZ	xyz(68.7372, 81.5033, 20.7034)
Luminance	0.8150 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F0F055 #5555F0

analogous

#F0A255 #F0F055 #A2F055

triadic

#F0F055 #55F0F0 #F055F0

tetradic

#F0F055 #55F0A2 #5555F0 #F055A2

square

#F0F055 #55F0A2 #5555F0 #F055A2

split-complementary

#F0F055 #55A2F0 #A255F0

monochromatic

#BABA10 #EBEB1D #F0F055 #F5F58D #FAFAC5

Accessibility & contrast

On white

1.21

#F0F055 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.30

#F0F055 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F0F055

17.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F0F055	#FFFFFF	#000000	##000000
##F0F055	1.00	1.21	17.30	17.30
#FFFFFF	1.21	1.00	21.00	21.00
#000000	17.30	21.00	1.00	1.00
##000000	17.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE63F

Deuteranopia (green-blind)

#FFEB5F

Tritanopia (blue-blind)

#FFE1D0

Achromatopsia (no color)

#E9E9E9

Design tokens & code

CSS

--color: #f0f055;
/* rgb */ color: rgb(240, 240, 85);
/* oklch */ color: oklch(92.8% 0.171 109.3);

Tailwind

colors: {
  custom: {
    50: '#f8f48d',
    500: '#f0f055',
    950: '#000000',
  },
}

SCSS

$custom: #f0f055;
$custom-light: #f8f48d;
$custom-dark: #000000;

JSON

{
  "hex": "#f0f055",
  "rgb": {
    "r": 240,
    "g": 240,
    "b": 85
  },
  "hsl": {
    "h": 60,
    "s": 83.784,
    "l": 63.725
  },
  "oklch": {
    "l": 0.92781,
    "c": 0.17132,
    "h": 109.3
  },
  "luminance": 0.81501
}

Semantic roles & 50–950 ramp

primary

#F0F055

secondary

#3030B9

accent

#05E005

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #F0F055

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →